Washing machine



FIG. 1 is a front/right-side/top perspective view of a first embodiment of our new design for a washing machine;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left-side elevational view thereof;

FIG. 5 is a right-side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a reference view shown with the washing machine door in the open position.

The broken lines depict portions of the washing machine that form no part of the claimed design. 

CLAIM We claim the ornamental design for a washing machine, as shown and described. 